This standard was last reviewed and confirmed in 2021.
Therefore this version remains current.
Abstract
PreviewEstablishes criteria for the purity and describes the test methods for identity tests, residue after ignition, heavy metals content, iron content, appearance of solution. Annex A describes preparation of the standard ammonium cerium(IV) hexanitrate solution.
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Status: PublishedPublication date: 1994-05
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Edition: 2Number of pages: 6
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- ICS :
- 37.040.30 Photographic chemicals
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en
| Format | Language | |
|---|---|---|
| std 1 40 | ||
| std 2 40 | Paper |
- CHF40
Life cycle
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Previously
WithdrawnISO 423:1976
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